Home / 8,090.19-12,135.94-2,246.80

Finding the Fourth Proportional to 8,090.19, 12,135.94 and 2,246.80

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Solution

The fourth proportional to 8,090.19, 12,135.94 and 2,246.80 is: 3,370.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,090.19 : 12,135.94 = 2,246.80 : x
  2. Step 2: Convert to fraction form
    8,090.19/12,135.94 = 2,246.80/x
  3. Step 3: Cross multiply
    8,090.19x = 12,135.94 × 2,246.80
  4. Step 4: Simplify right side
    8,090.19x = 27,267,018.76
  5. Step 5: Solve for x
    x = 27,267,018.76/8,090.19
  6. Step 6: Final answer
    x = 3,370.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.